Charles Sauer, D.O.
NPI 1538388988 · Pediatrics Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Sauer, D.O. is a Pediatrics Physician provider in San Diego, CA (NPI 1538388988).
Provider details
- NPI number
- 1538388988
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A9535 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-24
- Last updated
- 2024-02-12
- Certified
- 2024-02-12
Frequently asked questions
- What is Charles Sauer's NPI number?
- Charles Sauer's National Provider Identifier (NPI) is 1538388988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Sauer's specialty?
- Charles Sauer is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Sauer located?
- Charles Sauer's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is Charles Sauer's phone number?
- The practice phone number listed in the NPPES registry for Charles Sauer is (800) 926-8273.
- Does Charles Sauer accept Medicare?
- Charles Sauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Sauer's NPI active?
- Yes — Charles Sauer's NPI (1538388988) is active in the NPPES registry as of the last update on 2024-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.